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Finding the Fourth Proportional to 335,692.80, 502,502.40 and 195,033.60

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Solution

The fourth proportional to 335,692.80, 502,502.40 and 195,033.60 is: 291,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,692.80 : 502,502.40 = 195,033.60 : x
  2. Step 2: Convert to fraction form
    335,692.80/502,502.40 = 195,033.60/x
  3. Step 3: Cross multiply
    335,692.80x = 502,502.40 × 195,033.60
  4. Step 4: Simplify right side
    335,692.80x = 98,004,852,080.64
  5. Step 5: Solve for x
    x = 98,004,852,080.64/335,692.80
  6. Step 6: Final answer
    x = 291,948.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.